CN109403307A - A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression - Google Patents

A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression Download PDF

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Publication number
CN109403307A
CN109403307A CN201811224888.1A CN201811224888A CN109403307A CN 109403307 A CN109403307 A CN 109403307A CN 201811224888 A CN201811224888 A CN 201811224888A CN 109403307 A CN109403307 A CN 109403307A
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CN
China
Prior art keywords
soil body
soil
processing method
mechanical compression
discharging consolidation
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Pending
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CN201811224888.1A
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Chinese (zh)
Inventor
任再永
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Hangzhou Yongchuang Capital Construction Polytron Technologies Inc
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Hangzhou Yongchuang Capital Construction Polytron Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Hangzhou Yongchuang Capital Construction Polytron Technologies Inc filed Critical Hangzhou Yongchuang Capital Construction Polytron Technologies Inc
Priority to CN201811224888.1A priority Critical patent/CN109403307A/en
Publication of CN109403307A publication Critical patent/CN109403307A/en
Priority to PCT/CN2019/086347 priority patent/WO2019214701A1/en
Priority to CN201980004637.9A priority patent/CN111315932A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00Improving or preserving soil or rock, e.g. preserving permafrost soil
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02Improving by compacting
    • E02D3/10Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains

Abstract

The invention discloses a kind of compacted discharging consolidation soil bodys of mechanical compression to enhance processing method, it is characterised in that the following steps are included: 1) in engineering undisturbed soil at a certain distance with the vertically arranged several adrainage materials of certain depth;2) it is laid at least one layer of discrete material;3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes to be formed to be interweaved to squeeze the effect of mixing, reaching the mixed and modified soil body and reinforcement enhancing between the discrete material and the soil body that are laid with, realizes the reinforcing of engineering soft soil;The modular soil body pressing formation device includes upper frame, pressing formation module and soil strength detection device, and the pressing formation module includes several convex bodys.The present invention carries out Quick drainage extruding and molding to the soil body, is particularly suitable for mud, mud scum, drift sand soil, the discharging consolidation processing for blowing the higher soft soils of water content such as silt particle backfill, river embankment, lake, dam, sludge-tank, mine pond composite soil.

Description

A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression
Technical field
The present invention relates to stiffening basic ground field more particularly to the consolidation process fields of soft soil foundation, specifically A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression.
Background technique
Soil structures are usually to be mixed by solids, liquid water and air, and various material mixing ratios are different to be produced The raw bearing capacity not waited is pressurized when exerting pressure greater than soil body bearing capacity and generates sidesway and Compression Settlement, need to original state The mixed structure ratio of the soil body carries out artificial change, is affixed by under the action of pressure outside so that in the soil body solids particles it Between compactness improve, the adrainage material being arranged in the soil body changes the mixing of the soil body as the channel that liquid water and air is discharged Structure makes solid contents that ratio be continuously improved, to improve the compactness between solids particles, so that the soil body is obtained enhancing and adds Gu improvement achievees the purpose that be pressurized again when soil body bearing capacity is greater than and exerts pressure without generating lateral soil movement and Compression Settlement, To meet the requirement to soil body pressure-bearing.
Weak soil include mud, silt clay, mucky silt, become silted up knot sludge, riverway sludge, peat, cumulosol, Table rare earth, surface dust etc. are that a kind of natural moisture content is big, compressibility is high, natural void ratio is more than or equal to 1, low thin of shearing strength Grain soil.Common draining concretion method mainly has preloading and Vacuum-loading Pre-pressing Method.Preloading is in ground Middle setting drainage channel and vertical drainage system, to reduce soil solidifying draining span, ground is under railway embankment load action Discharging consolidation improves foundation bearing capacity, and settlement after construction reduces.Vacuum-loading Pre-pressing Method is on the basis of preloading On, airtight layer is formed on load, is constantly drawn water by the normal time, is formed negative pressuren zone in ground, to make soft Clay discharging consolidation achievees the purpose that improve bearing capacity, reduces sedimentation.Above-mentioned discharging consolidation method, construction period is very long, generally It could be completed at six months to 1 year, thus construction cost is very high, efficiency is very low.
Above-mentioned draining concretion method is suitable only for large-area construction.Also, since the height of preloading is placed restrictions on, the soil body is held Carrying demanding occasion can not also be applicable in.
In addition, preloading processing foundation bearing capacity it is low, settlement after construction is big, thus it is subsequent still need to sand pile, powder spray The processing of the composite consolidations such as stake, mixing pile and prefabricated tubular pile.Sand pile, powder-spray pile and mixing pile are suitble to small area or Local treatment, office Portion's point intensity is high, and ambient intensity is low, and frictional resistance determines bearing strength, and only prefabricated forming supporting tubular pole just can solve work Settlement issues afterwards.
Summary of the invention
The present invention is to solve above-mentioned technical problem of the existing technology, it is desirable to provide a kind of compacted row of mechanical compression Water consolidated earth mass enhances processing method.
To solve the above problems, the invention adopts the following technical scheme: a kind of compacted discharging consolidation soil body of mechanical compression increases Strong processing method, it is characterised in that the following steps are included: 1) vertically being set with certain depth at a certain distance in engineering undisturbed soil Set several adrainage materials;2) it is laid at least one layer of discrete material;3) soil body is carried out using modular soil body pressing formation device Press compacted discharging consolidation, make be laid with discrete material and the soil body between formed be interweaved extruding mix, reach the soil body mix The effect of modified and reinforcement enhancing, realize the reinforcing of engineering soft soil;The modular soil body pressing formation device includes Upper frame, pressing formation module and soil strength detection device, the pressing formation module include several convex bodys.
The compacted discharging consolidation soil body of mechanical compression of the invention enhances processing method, suitable for shallow-layer or middle-shallow layer weak soil The consolidation process of base is especially suitable for mud, mud scum, drift sand soil, blows silt particle backfill, river embankment, lake, dam, sludge-tank, mine pond The discharging consolidation of the higher soft soil of the water content such as composite soil is handled.Modular soil body pressing formation device is placed in laying to dissipate On the soil body after body material, the weight of device itself generates pressure to the soil body, by the moisture and air extrusion in the soil body, makes the soil body In solids particles between compactness be improved.The convex body of pressing formation module bottom plays barrier effect to the soil body, Prevent the soil body generate sidesway, be concentrated in the soil body in the space between convex body, adequately squeezed, play Quick drainage and Compacted effect, substantially increases construction efficiency, reduces the construction period, reduces construction cost.
Another important feature of the invention is: modular soil body pressing formation device makes laying in course of exerting pressure The effect of forming the extruding that is interweaved between discrete material and the soil body to mix, reaching the mixed and modified soil body and reinforcement enhancing, realizes The reinforcing of engineering soft soil.The discrete material include but is not limited to soil, sandstone aggregate, mix broken building waste or The hard cubic meter of stone any material therein or different materials combination.The sandstone aggregate is sand in hydraulic engineering, ovum (gravel) The general designation of the materials such as stone, rubble, block stone, work stone.
If another feature of the invention is first to be vertically provided at a certain distance with certain depth in engineering undisturbed soil Dry adrainage material, for filtering and being discharged the channel of the moisture and air mixture that are extruded in the soil body.The adrainage material It is arrived including plastic draining board, plastic draining belt, plastic draining chimney filter and sand bag tubulature bag any one more two therein a variety of Combination.
The present invention is applicable not only to the integral construction of large area, is also applied for the part construction of small area.According to construction area The size in domain can design various sizes of device.For the soil stabilization of large area, can also by the way of locally constructing, It constructs subregion.Each region can construct one by one, can also be constructed simultaneously in each region with multiple devices.
According to the present invention, shape, size, the quantity of the convex body are unlimited, can according to the design needs depending on.Each convex body Structure can be identical, can also be different.The convex body is in continuous arrangement or gap arrangement, and top is directly or by connecting plate and institute The upper frame connection stated.
As an improvement of the present invention, the convex body is at array arrangement.A kind of embodiment of optimization, the convex body are in A line multiple row or column multirow arrangement, each convex body penetrate through the pressing formation module in one direction.That is: multiple convex bodys are simultaneously Capable or laid out in parallel.
The embodiment of another kind optimization, the convex body are in the array arrangement of multiple lines and multiple rows, and the convex body of adjacent row/column is simultaneously It arranges or is staggered.
The moisture that discharge is squeezed from the soil body needs to be discharged by drainage channel.A kind of drainage pattern is in advance to processed The soil body in squeeze into vertical drainage plate, moisture is discharged using the drainage channel in drain bar.Another preferably exists Soil body part is contacted in the pressing formation module and is equipped with filter device, and the moisture squeezed out in the soil body is arranged from the filter device Out.The filter device has every soil, infiltration, draining, exhaust and pumping function.
The embodiment of another optimization of convex body, multiple convex bodys are assembled into townhouse structure, and the height of intermediate convex body is greater than The height of other convex bodys;Each convex body is formed by two to the essentially identical " V " shape component of multiple structures is stacked, and the two of townhouse convex body The end that end and intermediate convex body expose adjacent protuberances is blocked by end plate, and "T"-shaped conducting bar is equipped between adjacent " V " shape component, There are gaps between the "T"-shaped conducting bar and " V " shape component, form the sliding slot of filter device described in grafting.Convex body is using connection Structure is arranged, local pressure can be carried out to the soil body." V " shape component can be manufactured independently, can not only reduce manufacture difficulty and manufacture at This, and can be according to design requirement flexible assembling.It is small in the wedge angle of intermediate " V " convex body, be conducive to the quick insertion soil body, can be improved Construction efficiency, and can increase the contact area between the soil body, play the effect for preferably preventing lateral soil movement.
Filter device be can be convenient remove after use, clean sludge thereon by sliding slot grafting, then again insertable into It is fixed in sliding slot, to realize recycling.
Further, the surface and/or the back side of the filter device are additionally provided with deflector or diversion trench.Described leads Flowing plate or diversion trench by the lighter aqueous vapor of density that the soil body generates in course of exerting pressure after being expelled from and in soil body hole, more It is directed on filter device well.
The filter device can use any standard structure.A kind of embodiment of optimization, the filter device Multistorey strainer mesh is arrived including one.It is highly preferred that the strainer is metal screen.Metal screen has intensity high, and repeatable makes The characteristics of using.The filter opening of the strainer of each layer can be the same or different.From the point of view of filtering itself, the filter of outer filter Hole aperture should be greater than the filter opening aperture of inner filter screen, in this way, solid soil particle successively carries out coarse filtration and fine filtering.However, From the point of view of strainer intensity, since the intensity of the small strainer in large aperture is usually higher than the intensity of small-bore strainer, to prevent Strainer deforms in pressurized process, can also should be less than the filter opening aperture of inner filter screen with the filter opening aperture of outer filter.
As a further improvement of the present invention, geotextile filter mesh layer can be added between two or more layers metal screen, Form sandwich structure.Multiple layer metal strainer and multilayer geotechnique textile mesh can be arranged alternately.
The filter device top can be directly connected to upper frame inside.A kind of achievable mode, internal stent can To be equipped with collecting chamber, water is discharged by draw water pipeline.Another achievable mode, in the upper surface shape of pressing formation module At collecting chamber, filter device top is connected to by upper frame with the collecting chamber.
As further improvement of the invention, the bottom outermost layer of pressing formation module is additionally provided with reinforcing body.To being equipped with The outer layer of filter device is arranged in the pressing formation module of filter device, the reinforcing body.The reinforcing body can be soil Work grid, geotextiles, geomembrane, geotechnical grid, geotechnological gauze pad and composite geotextile material any one or more of combination therein. Using mechanical properties such as the high intensity of geosynthetics, high tenacity, soil stress is spread, increases the tensile strength of the soil body, changes The kind soil body constitutes reinforced earth and various composite earthwork structures.Geosynthetics also plays anti-filter, draining and isolation material simultaneously The effect of material.
As further improvement of the invention, the pressing formation module can be entity structure, entire to increase The self weight of device.
Another preferred embodiment, the pressing formation module is welded by steel plate or fashioned iron, in top shape At a collecting chamber.The conduit pipe of connection module bottom surface and collecting chamber is offered in the pressing formation module.From the soil body The moisture of middle discharge enters collecting chamber through the conduit pipe in module, is concentrated and is discharged by pipeline.
Drainage pattern can use natural drainage, can also use water pump or vacuum pump forced drainage.When using vacuum pump When draining, one moisture trap is set in the front end of vacuum pump, to prevent water point from entering vacuum pump with air-flow, causes vacuum pump Performance decline or damage.Preferably, vacuumized using two-way, moisture trap after a period of work, the moisture isolated When water reaches setting water level, vacuum pump stops working all the way, and moisture trap is drained, and another way still keeps work.Two Road alternately operating, sustainable pump drainage water.
As further improvement of the invention, correspondingly with vacuum drainage, upper frame uses enclosed construction, such as top plate and bottom Frame structure, the chassis all round closure, top are connect with top plate, and so that the collecting chamber on each convex body top is interconnected becomes one A big closed vacuum collecting chamber, forms negative pressure in pump process, is conducive to soil body draining.
It is described that the negative pressure of vacuum with control valve is additionally provided in vacuum collecting chamber as further improvement of the invention Regulation pipe.The negative pressure of vacuum regulation pipe is catchmented indoor negative pressure for adjusting vacuum, makes vacuum collecting chamber, moisture trap With the negative pressure shape in vacuum pump at vacuum gradient.Surely when the indoor negative pressure of empty set water is lower than lower threshold, control valve is closed;When Vacuum catchments indoor negative pressure when reaching the threshold values upper limit, and control valve is opened, and vacuum collecting chamber passes through negative pressure of vacuum regulation pipe and big Conductance is logical, and when vacuum catchments indoor negative pressure lower than lower threshold, control valve is closed.It loops back and forth like this, so that it is guaranteed that Vacuum pump can persistently draw water.
The negative pressure of vacuum regulation pipe can be set in top, centre or the bottom of the vacuum collecting chamber.
As further improvement of the invention, additional pressure applicator device is gone back on the upper frame.Additional pressure applicator device passes through Pressing formation module applies dynamic low-frequency, intermediate frequency or high frequency active force to the soil body, squeezes the soil body sufficiently, accelerates in the soil body Aqueous vapor separated with soil particle.
The additional pressure applicator device includes vibration device, percussion device and/or ramming device, and the top is arranged in On frame and/or pressing formation module.
As further improvement of the invention, additional pressure applicator device same layer or layering are uniformly arranged on the upper frame And/or in pressing formation module
As further improvement of the invention, the upper frame periphery is additionally provided with baffle.The baffle plays resistance to the soil body Gear effect, prevents the soil body from generating sidesway, is concentrated in the soil body in the region of pressing formation module, to obtain more sufficient It squeezes, the aqueous vapor further speeded up in the soil body is separated with soil particle.
The baffle can close the periphery for being enclosed in the upper frame.The baffle may be it is multiple, uniformly set It sets on the periphery of the upper frame.
The baffle can be provided only on the lower section of upper frame.Its height can be with the basic phase of height of pressing formation module Together, the height of pressing formation module can also be higher or lower than.
The baffle can also extend upwardly to the top of upper frame below upper frame, can protect and be arranged on upper frame Equipment be not infected with mud.
Preferably, the baffle inner wall has pervious bed, is convenient for Quick drainage.
As further improvement of the invention, the bottom of the pressing formation module is additionally provided with vertical pile body.It is described Vertical pile body stake holes is formed in the soil body, after slinging modular soil body pressing formation device, be positioned in the stake holes Product pile pipe or filling filler.This structure, pressing formation module to the soil body carry out lateral shallow-layer or in shallowly handle, vertical pile body Deep-layer reinforcing processing is carried out to the soil body, thus is applicable not only to the stabilization by drainage processing of shallow-layer or middle-shallow layer soft soil foundation, simultaneously Also the processing that can be suitably used for deep foundation base keeps applicable situation of the invention more wide in range.
As further improvement of the invention, the vertical pile body is up big and down small cone structure, convenient for indentation And dial-out.
The vertical pile body can be pile pipe structure, be also possible to solid.
As further improvement of the invention, the soil strength detection device is one or more, is arranged described In pressing formation module and/or vertical pile body.Multiple soil strength detection devices can be evenly distributed on the pressing formation module Convex body and/or vertical pile body bottom, middle part and top, with complete detection by the soil strength of each position of the construction soil body. The soil strength detection device includes soil body device for detecting density and/or soil shear strength detection device.
Modular soil body pressing formation device of the invention, can be with integral manufacturing, can also be by the way of unit spliced Production a, it may be assumed that upper frame and one unit of a pressing formation module composition connected to it, two to multiple unit spliceds are constituted One complete modular soil body pressing formation device.It can according to need on each unit and increase different functional components.It adopts With the production method of unit spliced, due to the small volume of each unit, thus make it is more simple, can reduce manufacture difficulty and Manufacturing cost.Also, unit can be used as standard size, or as series of products, the cellular construction and size phase of each series Together, then spliced according to design or construction requirement, design and use are more flexible.
As further improvement of the invention, in step 2, one is re-layed on discrete material to multilayer Earthworking reinforced bar Material and/or Modified soil.Above-mentioned paving mode includes but is not limited to:
At least one layer of Earthworking reinforced bar material is laid on discrete material;
At least one layer of Modified soil is laid on discrete material;
It is first laid at least one layer of Earthworking reinforced bar material on discrete material, re-lays at least one layer of Modified soil;
It is first laid at least one layer of Modified soil on discrete material, re-lays at least one layer of Earthworking reinforced bar material;
Earthworking reinforced bar material and Modified soil are alternately laid in discrete material higher slice;
Earthworking reinforced bar material, Modified soil and/or discrete material are alternately laid in discrete material higher slice.
As a further improvement of the present invention, further include step 4): re-laying one on the soil body after reinforcing to multilayer Discrete material, Earthworking reinforced bar material and/or Modified soil.Further, further include step 5): using modular soil body pressing formation Device further presses compacted discharging consolidation.If treated, soil strength does not reach design requirement still, repeats step 4) With 5), until soil strength reaches design requirement.Discrete material, Earthworking reinforced bar material and the Modified soil can select a laying, It can also be laid with using different layers of material, laying sequence can be arranged according to construction requirement.
The Earthworking reinforced bar material can be plastic draining board, reinforced bands, TGXG, geotextiles, geomembrane, geotechnique Cell compartment, geotechnological gauze pad and composite geotextile material any one therein two arrive multiple combinations.Earthworking reinforced bar body, which is added, to be increased The stability of the soil body improves the bearing capacity of the soil body.When Earthworking reinforced bar material use flexible material when (such as geotextiles, geomembrane, Reinforced bands etc.), can be laid immediately on the soil body, flexible material with the soil body intertexture mix and generates deformation after being extruded, formation and The corresponding composite molding soil body of convex body structure.(such as plastic draining board, Tu Gongge when Earthworking reinforced bar material uses hard material Room, geotechnological gauze pad and composite geotextile material etc.), the Earthworking reinforced bar material can be placed in the following ways: (1) will be geotechnological Reinforcement material is cut into laminated structure, and every sheet material corresponds to a surface of convex body, flaky material is formed by it place or It is inserted in the soil body of corresponding position;(2) Earthworking reinforced bar material is fabricated to and forms compatible component with convex body, by the component It is placed on construction location;(3) Earthworking reinforced bar material is fabricated to and forms compatible component with convex body, surrounding adds same material Or the frame of unlike material, which is placed on construction location.
The Modified soil is also referred to as conditioned soil, is mainly made of soil and curing agent mixing, it may also be necessary to be added A certain proportion of auxiliary agent or discrete material.Using the Modified soil of soil, sand and curing agent, three is preferably in a proportion of 6:3:1.In mud Curing agent is added in soil, is laid with after being sufficiently stirred, forms mutual extrusion between curing agent and soil and mixes, changing after solidification Property soil have effects that enhancing.Soil therein includes sandy soil, clay and loam, can excavate undisturbed soil from construction site, It allocates and transports after undisturbed soil being excavated from other places to construction site.
The Modified soil can be laid with by the following method: undisturbed soil and curing agent be stirred in blender in proportion mixed It closes, then the mixture of flow-like is poured over construction area, pave smooth.
The Modified soil can also be laid with by the following method: undisturbed soil paved smooth, then the curing agent that paves on it, Finally mixed and stirred with road-mixed machine.
The Modified soil can also be laid with by the following method: after excavating undisturbed soil from other places in mixer truck and curing agent It is mixed, is transported to construction site, the mixture of flow-like is poured over construction area, is paved smooth.
The curing agent is a kind of engineering material to solidify all kinds of soil synthesized by a variety of inorganic, organic materials Material.Only need to be mixed by a certain amount of curing agent, mixed thoroughly, pressed according to the physics and chemical property of soil for the soil that need to be reinforced Crucial point reason, that is, can reach the performance indicator of needs.The curing agent is divided by ingredient: lime cement class inorganic solidification agent, mine What slag class dry powder soil-solidified-agent, high cluster ion soil curing agent, organic zymoprotein soil-solidified-agent and organic-inorganic combined Curing agent.The curing agent that single kind can be used, two or more curing agent can also be compounded, or just add other help Agent.
Using the advantage of cured modified soil:
1, construction cost is saved, is shortened the construction period.Construction cost 30% ~ 50% can be saved compared with using traditional base material, it can Shorten the construction period about 50%.
2, compression strength is high.In the case where not changing execution conditions, unconfined compressive strength can be improved 40%~100%.
3, water stability is good.It soaks and does not dismiss under soil-solidified-agent compound consolidated soil test specimen room temperature, water stability is good, durable Property is good.
4, freezing stability is good.
5, energy conservation and environmental protection.Traditional construction material, which needs to exploit, destroys vegetation, pollutes environment.Especially lime, manufacture of cement In to consume a large amount of coal resources and discharge a large amount of carbon dioxide greenhouse gas, exacerbate Global Greenhouse Effect.Using mud Native curing technology reduces the usage amount of these conventional cementitious materials, is conducive to save resource and the energy, is conducive to ecological environment Protection.Meanwhile digging river and adopt husky, fried mountain rubble and can destroy naturally, pollute environment, use the technology everywhere may be used with widely distributed The soil substitution sand material taken, is conducive to the sustainable development of infrastructure, meets China's Resources for construction economizing type, environmental-friendly The requirement of type society.
In addition, soil-solidified-agent production and use are pollution-free, the aqueous solution of curing agent after dilution is nontoxic, harmless, belongs to Environmentally friendly and resource-conserving high-tech new material, can effectively solve road-making material pollution problem.
6, construction technology is simple.Soil-solidified-agent good penetrability, it is good with the workability of soil, make soil be easy to be compacted, convenient for applying Work.Mechanical equipment used in construction machinery and tradition used is essentially identical, and amount of labour demanded is reduced, and construction technology is simple, work People only needs simple training that can be on duty.
7, engineering service life can be extended, reduce late maintaining cost.By the processed soil of soil-solidified-agent, Intensity, compactness, the modulus of resilience, deflection value, CBR, shear strength etc. are all greatly improved, and surface layer is heated, frost or tide The influence of the natural conditions such as gas saves maintenance of works cost to extend the service life of engineering.
8, there is wide applicability.Since it has better property than the soil cementations material such as traditional cement, lime It can be with economy, environmental benefit, moreover it is possible to solve the cementing materials such as cement, lime, flyash in soil fixation insoluble one A little specific questions have unique soil solidification effect and wide applicability.
Common curing agent has cement, lime stone, flyash, gypsum, pitch, lime, paper pulp slag, volcanic ash, concrete The cementitious materials such as powder and plant ash (soil high suitable for water content and the content of organic matter), HG is inorganic/organic composite soil Cementing material, Palma soil solidification enzyme, HEC curing agent, DKASS soil-solidified-agent, TR type soil-solidified-agent, PAMCATS soil The soil-solidified-agents such as earth curing agent and accelerator.The accelerator is usually with aluminum oxide clinker (i.e. bauxite, soda ash, raw stone The clinker that ash is fired into proportion) it is main component through levigate and manufactured.
As further improvement of the invention, adhesive layer is additionally provided between adjacent laying layer.The adhesive layer uses Adhesives be cement, Modified soil or cement concrete.The adhesives is in dry state powdery, dry state after mixing Granular media is granular, hygrometric state half solidifies any form of shape or hygrometric state flow-like.The type and the shape after processing of adhesives The selection of state determines according to the characteristic of paver, makes it combine to reach and is better mixed, bonds and compound, and convenient for construction. When using independent cement material, dry state powder can directly be spread and be sprinkled upon on all lower layer's pavers.
As a further improvement of the present invention, after all steps are ended, shaping and compacting are carried out to the compound soil body.Institute The shaping stated is usually static pressure.The compacting includes power spreading, power push-rod compacting, weight hits compacting, vibration bell is hit The power modes such as compacting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of modular soil body pressing formation device of the present invention.
Fig. 2 is the front view of modular soil body pressing formation device of the present invention.
Fig. 3 is the structural schematic diagram of modular soil body pressing formation device band filter device embodiment of the present invention.
Fig. 4 is the structural schematic diagram of modular soil body pressing formation device band vacuum pumping system embodiment of the present invention.
Fig. 5 is the structural schematic diagram of modular soil body pressing formation device band reinforcing body embodiment of the present invention.
Fig. 6 is the structural schematic diagram that modular soil body pressing formation device convex body of the present invention is in continuously distributed embodiment.
Fig. 7 is the structure that modular soil body pressing formation device convex body of the present invention is connected to upper frame embodiment by connecting plate Schematic diagram.
Fig. 8 is the structural schematic diagram that embodiment is arranged side by side in modular soil body pressing formation device convex body of the present invention.
Fig. 9 is that modular soil body pressing formation device convex body of the present invention is staggered the structural schematic diagram of embodiment.
Figure 10 is the structural schematic diagram that modular soil body pressing formation device convex body of the present invention presents mount structure embodiment.
Figure 11 is the structure that embodiment is arranged side by side in mount structure convex body on modular soil body pressing formation device of the present invention Schematic diagram.
Figure 12 is that mount structure convex body is staggered the structure of embodiment on modular soil body pressing formation device of the present invention Schematic diagram.
Figure 13 is that the structure of modular soil body pressing formation device cylindrical shape convex body of the present invention embodiment arranged side by side is shown It is intended to.
Figure 14 is structure of the modular soil body pressing formation device of the present invention using multiple same units splicing embodiment Schematic diagram.
Figure 15 is modular soil body pressing formation device of the present invention using multiple identical and different units splicing embodiment Structural schematic diagram.
Figure 16 is the structure that modular soil body pressing formation device of the present invention adds impact hammer and vibration device embodiment Schematic diagram.
Figure 17 is modular soil body pressing formation device impact hammer of the present invention and vibration device same layer setting embodiment Structural schematic diagram.
Figure 18 is the structural schematic diagram that modular soil body pressing formation device of the present invention adds closed guard embodiment.
Figure 19 is that modular soil body pressing formation device baffle of the present invention extends to embodiment party above upper frame below upper frame The structural schematic diagram of formula.
Figure 20 is the structural representation that modular soil body pressing formation device baffle of the present invention is located at embodiment below upper frame Figure.
Figure 21 is modular soil body pressing formation device of the present invention using closed baffle embodiment made of fashioned iron Structural schematic diagram.
Figure 22 is modular soil body pressing formation device of the present invention using clearance-type baffle embodiment party made of " work " word steel The structural schematic diagram of formula.
Figure 23 is the structural schematic diagram that modular soil body pressing formation device of the present invention adds vertical pile body embodiment.
Figure 24 is modular soil body pressing formation device of the present invention using clearance-type baffle embodiment party made of " work " word steel The structural schematic diagram of formula.
Figure 25 is the structural schematic diagram that convex body of the present invention uses townhouse structural implementation.
Figure 26 is the enlarged diagram in Figure 25 at A.
Figure 27 is structural schematic diagram of the convex body of the present invention using duplex row's structural implementation.
Figure 28-36 is the work progress schematic diagram of the compacted discharging consolidation soil body enhancing processing method of mechanical compression of the present invention.
In figure, 1- upper frame, 2- pressing formation module, 3- soil strength detection device, 4- filter device, 5- collecting chamber, 6- Reinforcing body, 7- vacuum pump, 8- moisture trap, 9- solenoid valve, 10- drinking-water pipe, 11- modular unit, 12- connecting plate, 13- are hit Hammer, 14- bracket, 15- vibration device, 16- baffle, the vertical pile body of 17-, 18- loop wheel machine, 19- modular soil body pressing formation device, 20- soil body surface, 21- form the soil body, 22- pit, 38- control valve, 39- negative pressure of vacuum regulation pipe, 43- discrete material, 44- original Shape soil, 62- cement powder, 63- cement concrete;
101- top plate, 102- chassis;
201- convex body, 202- lateral wall, 203- conduit pipe, 218- conducting bar, 219- sliding slot, 220- end plate, 221- " V " shape structure Part.
Specific embodiment
Structure Figure and specific embodiment below, the invention will be further described.
The compacted discharging consolidation soil body of mechanical compression of the invention enhances processing method, is first laid at least on engineering undisturbed soil One layer of discrete material;Then the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes to be laid with Discrete material and the soil body between form the extruding that is interweaved and mix, reach the effect of soil body is mixed and modified and reinforcement enhancing, in fact The reinforcing of existing engineering soft soil.
Referring to Figures 1 and 2, the modular soil body pressing formation device, including upper frame 1, pressing formation module 2 and soil Body intensity detecting device 3.The upper frame 1 is rectangle, including top plate 101 and chassis 102.The pressing formation module 2 is wrapped Include several " V " shape convex bodys 201 disposed in parallel.It is spaced apart between adjacent protuberances 201.The top of convex body 201 and institute The upper frame connection stated.The connection can be welding, and slot, 201 top of convex body can also be arranged on the chassis 102 of upper frame It is inserted into the slot and forms detachable connection.
Bottom and/or side wall 202 in convex body 201 can be set in soil strength detection device 3.It can be in each convex body Soil strength detection device 3 is set on 201, it is strong that the soil body can also be set on the 1 selected convex body 201 to multiple specific positions Spend detection device 3.
When construction, the weight of device itself generates pressure to the soil body, and the moisture and air extrusion in the soil body make in the soil body Solids particles between compactness be improved.The lateral wall 202 of " V " shape convex body 201 plays barrier effect, prevents the soil body Sidesway is generated, in the space 26 for being concentrated in the soil body between convex body, is adequately squeezed, to play Quick drainage and squeeze Close effect.
Referring to Fig. 3, on this basis, filter device 4, convex body 201 are equipped on the lateral wall 202 of the convex body 201 On offer the conduit pipes 203 of multiple inside and outside walls.The filter device 4 uses double-level-metal strainer, repeatable to make With, saving cost, while can also be improved intensity.
The convex body 201 is welded by steel plate or fashioned iron, forms a collecting chamber 5 on top.
Filter device 4 can quickly export the aqueous vapor squeezed out in the soil body, and aqueous vapor passes through the water guide on " V " shape convex body 201 Enter the collecting chamber 5 on 201 top of " V " shape convex body behind channel 203.
Referring to Fig. 4, a drinking-water pipe 10 is inserted into each collecting chamber 5, the top of drinking-water pipe 10 passes through upper frame 1 to outside Draining.
A kind of more preferably embodiment, using 7 forced drainage of vacuum pump.In the front end of vacuum pump 7, one gas is set Separator 8 causes 7 performance of vacuum pump to decline or damage to prevent water point from entering vacuum pump 7 with air-flow.In present embodiment In, vacuumized using two-way, moisture trap after a period of work, when the moisture water isolated reaches setting water level, Vacuum pump stops working all the way, and moisture trap is drained, and another way still keeps work.Two-way alternately operating, sustainable pumping Draining.
Upper frame 1 uses top plate 101 and 102 mode of chassis, 102 all round closure of chassis, and top and top plate 101 connect It connects, the collecting chamber 5 on each 201 top of " V " shape convex body can be made, which to be interconnected, becomes a closed vacuum collecting chamber, is drawing water Negative pressure is formed in journey, is conducive to soil body draining.
The negative pressure of vacuum regulation pipe 39 with control valve 38 is additionally provided in the vacuum collecting chamber 5.The negative pressure of vacuum Regulation pipe 39 is used to adjust the negative pressure in vacuum collecting chamber 5, makes negative in vacuum collecting chamber 5, moisture trap 8 and vacuum pump 7 Swaging is at vacuum gradient.Surely when the negative pressure in empty set water chamber 5 is lower than lower threshold, control valve is closed;Surely in empty set water chamber 5 Negative pressure when reaching the threshold values upper limit, control valve is opened, and vacuum collecting chamber 5 is connected by negative pressure of vacuum regulation pipe 39 with atmosphere, directly When being lower than lower threshold to the negative pressure in vacuum collecting chamber 5, control valve is closed.It loops back and forth like this, so that it is guaranteed that 7 energy of vacuum pump It is enough persistently to draw water.
The negative pressure of vacuum regulation pipe 39 can be set in top, centre or the bottom of the vacuum collecting chamber 5.? In present embodiment, the top of the vacuum collecting chamber 5 is arranged in the negative pressure of vacuum regulation pipe 39, is located at 1st area of upper frame In domain.
Referring to Fig. 5, on this basis, reinforcing body 6 is equipped on the lateral wall of convex body 201.The reinforcing body 6 is fabricated to External with the convex body 201 forms compatible sleeve-like structure.A kind of embodiment is that each convex body 201 is set with a reinforcement Body.Another embodiment is one total reinforcing body of design, and all convex bodys 201 are all covered and are loaded.The top of reinforcing body 6 It is contacted with upper frame 1.Present embodiment is using latter configuration.
Referring to Fig. 6, a kind of another embodiment of modular soil body pressing formation device of the present invention.In present embodiment In, adjacent protuberances 201 are continuously arranged, and gap is not stayed.
Referring to Fig. 7, a kind of another embodiment of modular soil body pressing formation device of the present invention.In present embodiment In, the arrangement of 201 gap of adjacent protuberances, and connected by connecting plate 12.The connecting plate 12 is connect with upper frame 1.
Referring to Fig. 8, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment, Several convex bodys 201 are at array arrangement.The convex block 201 of adjacent row and column is arranged side by side.
Referring to Fig. 9, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment, Several convex bodys 201 are at array arrangement.The convex block 201 of adjacent row and column is staggered.
Referring to Fig.1 0, a kind of another embodiment of modular soil body pressing formation device of the present invention.In this embodiment party In formula, the convex body 201 is in the frame-shaped construction of opening upwards.Convex body 201 is penetrated through along the width direction of upper frame 1, multiple convex bodys 201 are arranged in parallel along the length direction of upper frame 1.
Referring to Fig.1 1, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment, The convex body 201 of multiple upper mount structures is at array arrangement.The convex block 201 of adjacent row and column is arranged side by side.
Referring to Fig.1 2, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment, The convex body 201 of multiple upper mount structures is at array arrangement.The convex block 201 of adjacent row and column is staggered.
Referring to Fig.1 3, a kind of another embodiment of modular soil body pressing formation device of the present invention.In this embodiment party In formula, the cylindrical structure of convex body 201.Multiple convex bodys 201 are at array arrangement.The convex block 201 of adjacent row and column is side by side Setting.
Referring to Fig.1 4, another embodiment of modular soil body pressing formation device of the present invention.In the present embodiment, One upper frame and one unit 11 of a pressing formation module composition connected to it, two are spliced to form one to multiple units 11 Complete modular soil body pressing formation device.
Referring to Fig.1 5, another embodiment of modular soil body pressing formation device of the present invention.By various sizes of list Member 11 is fabricated to corresponding unit module 11-1,11-2, and according to the needs that design and construct, various unit modules are spliced to form one A complete modular soil body pressing formation device.
Referring to Fig.1 6, another embodiment of modular soil body pressing formation device of the present invention.It is additionally provided with and hits in upper frame 1 Hammer 13 and vibration device 15.The impact hammer 13 and vibration device 15 can be one or more.In the present embodiment, institute The impact hammer 13 and vibration device 15 stated respectively are one, and are arranged at the center of upper frame 1.Vibration device 15 is set up directly on top On frame 1, the top of vibration device 15 is arranged in by bracket 14 for impact hammer 13.
Impact hammer 13 and vibration device 15 pass through forming module and apply dynamic high frequency active force to the soil body, fill the soil body Divide and squeeze, the aqueous vapor in the soil body is accelerated to separate with soil particle.
Referring to Fig.1 7, another embodiment of modular soil body pressing formation device of the present invention.The impact hammer 13 Be one, be arranged at the center of upper frame 1, the vibration device 15 be it is multiple, be uniformly arranged on the periphery of impact hammer 13.Most Good, each impact hammer 13 is arranged at the center of corresponding convex body 201.
The vibration device 15 also can be set in the inside of convex body 201.Alternatively, above upper frame and convex body 201 Inside is equipped with vibration device 15.
8 and Figure 19 referring to Fig.1, another embodiment of modular soil body pressing formation device of the present invention.This embodiment party On the basis of formula is any embodiment being previously mentioned, baffle 16 is additionally provided on the periphery of the upper frame 1.Described Baffle 16 plays barrier effect to the soil body, prevents the soil body from generating sidesway, is concentrated in the soil body in the region of pressing formation module, To obtain more adequately squeezing, the aqueous vapor further speeded up in the soil body is separated with soil particle.
In the present embodiment, the baffle 16 uses slab construction, and closing is enclosed in the periphery of the upper frame 1.Gear Plate 11 extends upwardly to the top of upper frame 1 from the lower section of upper frame 1.The baffle for stretching out 1 upper section of upper frame can protect setting and exist Equipment (such as impact hammer 13 and vibration device 15) on upper frame 1 is not infected with mud, extends the service life of equipment.
16 bottom of baffle and the bottom of pressing formation module 2 are substantially flush.
Preferably, the inner wall of the baffle 16 has pervious bed, is convenient for Quick drainage.
The material of the baffle 16 can select resistant material, such as steel plate, alloy sheets or high molecular material plate.Using When steel plate, the weight of whole device can be increased, bigger pressure is generated to the soil body, be conducive to accelerate draining.Using macromolecule material Flitch, low cost, lightweight, convenient for manufacture, transport and installation.
Referring to Figure 20, another embodiment of modular soil body pressing formation device of the present invention.It is real with Figure 18 and Figure 19 Apply mode the difference is that, the baffle 16 of present embodiment is disposed only on the lower section of upper frame 1, and 16 bottom of baffle lower than pressure at The bottom of pattern block 2.This structure, baffle 16 can wrap more soil bodys.A large amount of soil bodys are limited at the enclosing of baffle 16 Space in, under the action of pressing formation device of the present invention, adequately squeezed.Since the soil body will not generate sidesway, this It is continuous and effective that kind, which squeezes,.
Referring to Figure 21, another embodiment of modular soil body pressing formation device of the present invention.It is real with Figure 18 and Figure 19 Mode is applied the difference is that the baffle 16 is using fashioned iron.
Referring to Figure 22, the replaceable Figure 21 embodiment another embodiment of the present invention.It is different from Figure 21 embodiment it It is in the baffle 16 of present embodiment is strip structure, is uniformly arranged on the periphery of the upper frame.The baffle 16 uses " work " word steel.
Referring to Figure 23, another embodiment of modular soil body pressing formation device of the present invention.The pressing formation The bottom of module 2 is additionally provided with vertical pile body 17.
The vertical pile body 17 forms stake holes in the soil body, after slinging modular soil body pressing formation device, described Stake holes in place finished product pile pipe or filling filler.This structure, pressing formation module to the soil body carry out lateral shallow-layer or in Shallow processing, vertical pile body carries out deep-layer reinforcing processing to the soil body, thus is applicable not only to the row of shallow-layer or middle-shallow layer soft soil foundation Water consolidation process, while also can be suitably used for the processing of deep foundation base, keep applicable situation of the invention more wide in range.
Filter device 4 also can be set in the lateral wall of the vertical pile body 17.The filter device 4 and convex body Filter device 4 on 201 forms integral structure.
Reinforcing body can also be set with outside the filter device 4 of the vertical pile body 17.The reinforcing body is after construction It stays in the soil body, continues to drain while playing reinforced action.
Referring to Figure 24, another embodiment of modular soil body pressing formation device of the present invention.Present embodiment be On the basis of Figure 23 embodiment, baffle 16 is additionally provided on the periphery of the upper frame 1.
Referring to Figure 25 and Figure 26, another embodiment of convex body of the present invention.The townhouse structure that three convex bodys are welded into, in Between the height of convex body be about 2 times of other convex body height;Each convex body is by the two " V " shape components essentially identical to multiple structures 221 it is stacked be welded, the end that the both ends of townhouse convex body and intermediate convex body expose adjacent protuberances is blocked by end plate 220, "T"-shaped conducting bar 218 is equipped between adjacent " V " shape component, there are gap between the "T"-shaped conducting bar 218 and " V " shape component, Form the sliding slot 219 of filter device described in grafting.Filter device can be removed after use, clean sludge thereon, then again Secondary be inserted into sliding slot is fixed, to realize recycling.
Preferably, deflector or diversion trench (not shown) are additionally provided on the surface of the filter device and/or the back side. The deflector or diversion trench is squeezed the lighter aqueous vapor of density that the soil body generates in course of exerting pressure from soil body hole After out, preferably it is directed on filter device.
Referring to Figure 27, another embodiment of convex body of the present invention.On the basis of Figure 25 embodiment, by two townhouses The convex body of structure is welded into the convex body of duplex row's structure.
Below by taking the modular soil body pressing formation device using a kind of optimization as an example, introduces several machinery of the invention and apply The specific embodiment for solid matter water consolidated earth mass enhancing processing method of extruding.It is understood that method of the invention can also adopt Modular soil body pressing formation device for other structures.According to the needs that design or construct, phase can be flexibly increased or decreased The functor answered, or increase and decrease or adjustment corresponding operation step.
Embodiment one
A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression, sequentially includes the following steps:
1) referring to Figure 28, on the engineering undisturbed soil 44 of construction area in vertically squeeze into several adrainage materials 64.Wherein drain material Material cannot be less than setting using plastic draining board 64-1, thickness > 4mm, width 100mm, plate spacing 1.0m, practical driving depth Count depth.Then it is laterally laid with one layer of discrete material 43 again, until all construction areas are all laid with completion;The discrete material 43 use granular media sandstone aggregate.
2) modular soil body pressing formation device 19 is hung to current construction area by loop wheel machine 18.
3) referring to Figure 29, modular soil body pressing formation device 19 carries out vibration pressure, modular soil body pressure to the soil body The self weight of molding machine 19 imposes longitudinal static pressure to the soil body;Impact hammer 13 imposes longitudinal impact force to the soil body;Vibration Device 15 makes device 19 generate vibration, and then the lateral pressure of high frequency is imposed to the soil body;Three of the above force action makes in the soil body The soil body is sufficiently squeezed, and the aqueous vapor in the soil body is catchmented through the arrival of conduit pipe 203 on reinforcing body 5, filter device 4 and convex body Room 5, then extracted out via drinking-water pipe 10.Pumping system uses two-way mode, and every road includes a vacuum pump 7 and a preposition gas Separator 8.The moisture trap 8 of the first via after a period of work, should when the moisture water isolated reaches setting water level The vacuum pump 7 on road stops working, and moisture trap 8 is drained, and the second tunnel still keeps work.Two-way alternately operating, it is sustainable Pump drainage water.In this process, the air water in the soil body is farthest discharged, and the compactness between solid particle is mentioned It is high.Meanwhile forming the extruding that is interweaved between the discrete material 43 and the soil body of laying and mixing, reach that the soil body is mixed and modified and reinforcement The effect of enhancing, realizes the reinforcing (as shown in figure 30) of engineering soft soil.
4) referring to Figure 31, modular soil body pressing formation device 19 is sling.The processed soil body is squeezed close discharging consolidation, shape Soil structures 21 are formed at corresponding with pressing formation modular shape.Reinforcing body 6 remains in the soil body, can bear tension, resistance to compression, Shearing resistance effect, to improve foundation bearing capacity, reduce sedimentation and increase the stability of the soil body.Meanwhile the reinforcing body 6 may be used also To continue to drain.
5) modular soil body pressing formation device 19 is hung to next construction area by loop wheel machine 18, repeats step 3) and 4), directly Completion is handled to all construction areas.
Embodiment two
A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression, sequentially includes the following steps:
1) in the engineering undisturbed soil of construction area at a certain distance with the vertically arranged several plastic draining belt 64-2 of certain depth. Then it is laterally laid with one layer of discrete material again, until all construction areas are all laid with completion;The discrete material is using mixing Broken building waste.
2) modular soil body pressing formation device is hung to current construction area by loop wheel machine.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes the granular media material being laid with The effect of material is mixed with the extruding that is interweaved is formed between the soil body, reaches the mixed and modified soil body and reinforcement enhancing, realizes that engineering is soft The reinforcing of the weak soil body.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at The block-shaped corresponding molding soil structures of pattern.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 3) ~ 4), until all Construction area handles completion.
6) referring to Figure 32, one layer of discrete material 43 is re-layed on the soil body after reinforcing, repeats step 2 ~ 5).
Embodiment three
A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression, sequentially includes the following steps:
1) referring to Figure 33, in the engineering undisturbed soil of construction area at a certain distance with the vertically arranged several plastic rows of certain depth Then water chimney filter 64-3 is successively laid with one layer of hard cubic meter of stone discrete material 43-1, one layer of sandstone aggregate 43-2, one layer of geotechnique again and adds Muscle material 45 and one layer of Modified soil 47.The Modified soil 47 is laid with by the following method: undisturbed soil and cement are being stirred in proportion It is stirred to form Modified soil in machine, then the modification earth mixtures of flow-like is poured over construction area, pave smooth.
2) modular soil body pressing formation device is hung to current construction area by loop wheel machine.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes the granular media material being laid with The extruding that is interweaved is formed between material, Earthworking reinforced bar material, Modified soil and the soil body mix, reaches that the soil body is mixed and modified and reinforcement increasing Strong effect realizes the reinforcing of engineering soft soil.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at The block-shaped corresponding molding soil structures of pattern.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 1) ~ 4), until all Construction area handles completion.
Example IV
A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression, sequentially includes the following steps:
1) referring to Figure 34, if in the engineering undisturbed soil of current construction area at a certain distance with the vertically arranged dry sand of certain depth The packed pipe bag 64-4 of stone;Then it is laid with one layer of discrete material mixture being made of soil sand bone building stones and broken building waste, then It is laid with one layer of composite geotextile material, is so alternately laid with three times, discrete material and Earthworking reinforced bar material is made to form Dagwood Structure.
2) modular soil body pressing formation device is hung to current construction area by loop wheel machine.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes the granular media material being laid with The extruding that is interweaved is formed between material and Earthworking reinforced bar material and the soil body to mix, and reaches the mixed and modified function with reinforcement enhancing of the soil body Effect realizes the reinforcing of engineering soft soil.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at The block-shaped corresponding molding soil structures of pattern.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 1) ~ 4), until all Construction area handles completion.
6) it is laid with Modified soil
6.1) undisturbed soil is laid with: undisturbed soil is poured on the molding soil body using crawler-mounted excavator, twice with road-mixed machine stirring, It smashes compared with large clod, rejects oversize earth material and sundries;
6.2) HEC curing agent is laid with: static pressure is first applied to the soil body using vibrated roller, delimit grid by width 3m* long 3m, HEC curing agent is spilt on beach in each grid, and is uniformly spread HEC curing agent out with scraper plate.
6.3) Modified soil mixes and stirs: being mixed and stirred 2 times using road machine is mixed to Modified soil, speed should be less than 3.3km/h, after uniform mixing Modified soil color is consistent, no lath, ash group and flower face.
6.4) it shaping: uses vibrated roller static pressure 1 time, shaping then is carried out to Modified soil with land leveller.
6.5) it rolls: after the shaping that paves, carrying out weak vibration with vibrated roller immediately and roll 1 time, then strong vibration 1 time, it is weak Vibration 1 time.First gently rear weight, first fast principle rear slowly are followed when rolling, rolling speed control is in the km/h range of 1 km/h ~ 1.5 Interior, weak vibration power control is in 200kPa or so, and strong power control of shaking is in 350kPa or so.
Embodiment five
A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression, sequentially includes the following steps:
1) referring to Figure 35, in the engineering undisturbed soil of construction area at a certain distance with the vertically arranged several plastic rows of certain depth Water plate;Then it is laid with one layer of discrete material 43, in this layer of 43 upper berth of discrete material watering mud dry powder 62;Then the second layer is re-layed Discrete material 43, in this layer of 43 upper berth of discrete material watering mud dry powder 62;Finally re-lay third layer discrete material 43.It is all to apply Work area domain is all laid with completion.
2) modular soil body pressing formation device is hung to current construction area by loop wheel machine.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes the granular media material being laid with The effect of material is mixed with the extruding that is interweaved is formed between the soil body, reaches the mixed and modified soil body and reinforcement enhancing, realizes that engineering is soft The reinforcing of the weak soil body.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at The block-shaped corresponding molding soil structures of pattern.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 3) ~ 4), until all Construction area handles completion.
Embodiment six
A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression, sequentially includes the following steps:
1) referring to Figure 36, in the engineering undisturbed soil of construction area at a certain distance with the vertically arranged several plastic rows of certain depth Water plate 45-1;Then it is laid with one layer of discrete material 43, the cement that one layer of hygrometric state flow-like is laid on this layer of discrete material 43 is mixed Solidifying soil 63;Then one layer of Earthworking reinforced bar material 45 is re-layed, one layer of hygrometric state flow-like is re-layed on the Earthworking reinforced bar material 45 Cement concrete 63;Finally re-lay first layer discrete material 43.All construction areas are all laid with completion.
2) modular soil body pressing formation device is hung to current construction area by loop wheel machine.
3) the compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, makes the granular media material being laid with Material is mixed with the extruding that is interweaved is formed between Earthworking reinforced bar material and the soil body, reaches the mixed and modified function with reinforcement enhancing of the soil body Effect realizes the reinforcing of engineering soft soil.
4) sling modular soil body pressing formation device, the processed soil body is squeezed close discharging consolidation, formed with pressure at The block-shaped corresponding molding soil structures of pattern.
5) modular soil body pressing formation device is hung to next construction area by loop wheel machine, repeats step 3) ~ 4), until all Construction area handles completion.
It is understood that above-described embodiment is the description of the invention, it is rather than limiting the invention, any Without departing from the innovation and creation within the scope of true spirit, fall within the scope of protection of the present invention.

Claims (43)

1. a kind of compacted discharging consolidation soil body of mechanical compression enhances processing method, it is characterised in that the following steps are included: 1) in work In journey undisturbed soil at a certain distance with the vertically arranged several adrainage materials of certain depth;2) it is laid at least one layer of discrete material;3) The compacted discharging consolidation that presses is carried out to the soil body using modular soil body pressing formation device, make be laid with discrete material and the soil body it Between form the extruding mixing that is interweaved, reach the effect of soil body is mixed and modified and reinforcement enhancing, realize engineering soft soil plus Gu;The modular soil body pressing formation device includes upper frame, pressing formation module and soil strength detection device, described to apply Molded module includes several convex bodys.
2. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Convex body is continuously arranged or gap arrangement, and top is connect directly or by connecting plate with the upper frame.
3. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Convex body is at array arrangement, the side-by-side or staggered setting of the convex body of adjacent row/column.
4. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Soil body part is contacted in pressing formation module is additionally provided with filter device.
5. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 4 enhances processing method, it is characterised in that multiple convex Body is assembled into townhouse structure, and the height of intermediate convex body is greater than the height of other convex bodys;Each convex body is basic to multiple structures by two Identical " V " shape component is stacked to be formed, and the end of the both ends of townhouse convex body and intermediate convex body exposing adjacent protuberances passes through end plate It blocks, "T"-shaped conducting bar is equipped between adjacent " V " shape component, there are gap, shapes between the "T"-shaped conducting bar and " V " shape component At the sliding slot of filter device described in grafting.
6. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 5 enhances processing method, it is characterised in that described The surface and/or the back side of filter device are additionally provided with deflector or diversion trench.
7. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 4 enhances processing method, it is characterised in that described Filter device arrives multistorey strainer mesh including one.
8. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 7 enhances processing method, it is characterised in that described Strainer is metal screen and/or geotextile strainer.
9. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described The bottom outermost layer of pressing formation module is additionally provided with reinforcing body.
10. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 9 enhances processing method, it is characterised in that described adds Muscle body includes TGXG, geotextiles, geomembrane, geotechnical grid, geotechnological gauze pad and composite geotextile material any one therein Or multiple combinations.
11. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Pressing formation module is welded by steel plate or fashioned iron, forms collecting chamber on top.
12. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 11 enhances processing method, it is characterised in that described Pressing formation module on offer the conduit pipe of connection module bottom surface and collecting chamber.
13. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Additional pressure applicator device is additionally provided on upper frame.
14. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 13 enhances processing method, it is characterised in that described Additional pressure applicator device include vibration device, percussion device and/or ramming device.
15. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 13 enhances processing method, it is characterised in that described Additional pressure applicator device be arranged on the upper frame and/or pressing formation module.
16. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 15 enhances processing method, it is characterised in that two Or more than two additional pressure applicator device same layers or layering are uniformly arranged on the upper frame and/or pressing formation module.
17. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Upper frame periphery is additionally provided with baffle.
18. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 17 enhances processing method, it is characterised in that described Baffle closing be enclosed in the periphery of the upper frame.
19. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 17 enhances processing method, it is characterised in that described Baffle be it is multiple, be uniformly arranged on the periphery of the upper frame.
20. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Upper frame is tower structure.
21. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Upper frame is enclosed construction, and constitutes closed vacuum collecting chamber with the upper area of the pressing formation module.
22. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 21 enhances processing method, it is characterised in that true The negative pressure of vacuum regulation pipe with control valve is additionally provided in empty set water chamber.
23. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 22 enhances processing method, it is characterised in that described Negative pressure of vacuum regulation pipe can be set in top, centre or the bottom of the vacuum collecting chamber.
24. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described The bottom of pressing formation module is additionally provided with vertical pile body.
25. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 24 enhances processing method, it is characterised in that described Vertical pile body be up big and down small cone structure.
26. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 24 enhances processing method, it is characterised in that described Soil strength detection device be arranged on the vertical pile body.
27. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Soil strength detection device is arranged in the pressing formation module.
28. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Soil strength detection device includes soil body device for detecting density and/or soil shear strength detection device.
29. the compacted discharging consolidation soil body of mechanical compression as described in claim 1-28 any one enhances processing method, special Sign is at least one upper frame and one unit of a pressing formation module composition connected to it, and two arrive multiple unit spliced structures At a complete modular soil body pressing formation device.
30. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that described Discrete material includes soil, sandstone aggregate, mixes broken building waste or the hard cubic meter of stone any material or several therein Combination of materials.
31. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that step 2 In, one is re-layed on discrete material to multilayer, discrete material, Earthworking reinforced bar material and/or Modified soil.
32. the compacted discharging consolidation soil body of mechanical compression as described in claim 1 enhances processing method, it is characterised in that further include Step 4): one is re-layed on the soil body after reinforcing to multilayer discrete material, Earthworking reinforced bar material and/or Modified soil.
33. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 32 enhances processing method, it is characterised in that also wrap It includes step 5): further being pressed compacted discharging consolidation using modular soil body pressing formation device.
34. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 33 enhances processing method, it is characterised in that repeat Step 4) and 5), until soil strength reaches design requirement.
35. the compacted discharging consolidation soil body of mechanical compression as described in claim 31 ~ 34 any one enhances processing method, special Sign is to be additionally provided with adhesive layer between adjacent laying layer.
36. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 35 enhances processing method, it is characterised in that described The adhesives that uses of adhesive layer for cement, Modified soil or cement concrete.
37. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 36 enhances processing method, it is characterised in that described Adhesives in dry state powdery, any form that dry state granular media is granular, hygrometric state half solidifies shape or hygrometric state flow-like.
38. the compacted discharging consolidation soil body of mechanical compression as described in claim 31 ~ 37 any one enhances processing method, special Sign is that the Modified soil is the soil for adding curing agent.
39. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 38 enhances processing method, it is characterised in that described Modified soil be laid with by the following method: undisturbed soil and curing agent are stirred in blender in proportion, then by flow-like Mixture is poured over construction area, paves smooth.
40. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 38 enhances processing method, it is characterised in that described Modified soil be laid with by the following method: undisturbed soil is paved smooth, then the curing agent that paves on it, is finally mixed and stirred with road-mixed machine.
41. the compacted discharging consolidation soil body of mechanical compression as claimed in claim 38 enhances processing method, it is characterised in that described Curing agent include but is not limited to lime cement class inorganic solidification agent, slag class dry powder soil-solidified-agent, high cluster ion soil The curing agent that curing agent, organic zymoprotein soil-solidified-agent and organic-inorganic combine.
42. the compacted discharging consolidation soil body of mechanical compression as described in claim 31 ~ 37 any one enhances processing method, special Sign be the Earthworking reinforced bar material be plastic draining board, reinforced bands, TGXG, geotextiles, geomembrane, geotechnical grid, Geotechnological gauze pad and composite geotextile material any one therein or two arrive multiple combinations.
43. the compacted discharging consolidation soil body of mechanical compression as described in claim 1,31 ~ 37 any one enhances processing method, After being characterized in that all steps, shaping and compacting are carried out to the compound soil body.
CN201811224888.1A 2018-05-11 2018-10-19 A kind of compacted discharging consolidation soil body enhancing processing method of mechanical compression Pending CN109403307A (en)

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